## Abstract The protonation constants of 2‐[4,7,10‐tris(phosphonomethyl)‐1,4,7,10‐tetraazacyclododecan‐1‐yl]acetic acid (H~7~DOA3P) and of the complexes [Ln(DOA3P)]^4−^ (Ln=Ce, Pr, Sm, Eu, and Yb) have been determined by multinuclear NMR spectroscopy in the range pD 2–13.8, without control of ionic
✦ LIBER ✦
Synthesis, Potentiometric, Kinetic, and NMR Studies of 1,4,7,10-Tetraazacyclododecane-1,7-bis(acetic acid)-4,10-bis(methylenephosphonic acid) (DO2A2P) and its Complexes with Ca(II), Cu(II), Zn(II) and Lanthanide(III) Ions
✍ Scribed by Kálmán, Ferenc K.; Baranyai, Zsolt; Tóth, Imre; Bányai, István; Király, Róbert; Brücher, Ernö; Aime, Silvio; Sun, Xiankai; Sherry, A. Dean; Kovács, Zoltán
- Book ID
- 127344661
- Publisher
- American Chemical Society
- Year
- 2008
- Tongue
- English
- Weight
- 382 KB
- Volume
- 47
- Category
- Article
- ISSN
- 0020-1669
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## Abstract A comparative kinetic study of the reactions of two mixed valence manganese(III,IV) complexes with macrocyclic ligands, [L^1^Mn^IV^(O)~2~Mn^III^L^1^], **1** (L^1^ = 1,4,7,10‐tetraazacyclododecane) and [L^2^Mn^IV^(O)~2~Mn^III^L^2^], **2** (L^2^ = 1,4,8,11‐tetraazacyclotetradecane) with 2